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ASoC: arizona: Implement tristate support 

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
This commit is contained in:
Mark Brown 2012-12-12 16:22:08 +09:00
parent bd7fe24bc4
commit 01df259f59
1 changed files with 16 additions and 0 deletions
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16
sound/soc/codecs/arizona.c
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@ -803,11 +803,27 @@ static int arizona_dai_set_sysclk(struct snd_soc_dai *dai,
return snd_soc_dapm_sync(&codec->dapm);
}
static int arizona_set_tristate(struct snd_soc_dai *dai, int tristate)
{
struct snd_soc_codec *codec = dai->codec;
int base = dai->driver->base;
unsigned int reg;
if (tristate)
reg = ARIZONA_AIF1_TRI;
else
reg = 0;
return snd_soc_update_bits(codec, base + ARIZONA_AIF_RATE_CTRL,
ARIZONA_AIF1_TRI, reg);
}
const struct snd_soc_dai_ops arizona_dai_ops = {
.startup = arizona_startup,
.set_fmt = arizona_set_fmt,
.hw_params = arizona_hw_params,
.set_sysclk = arizona_dai_set_sysclk,
.set_tristate = arizona_set_tristate,
};
EXPORT_SYMBOL_GPL(arizona_dai_ops);